Last updated: July 2, 2025
In Cantuk Kidul, Indonesia, understanding the UV Index is essential for protecting your skin from harmful sun exposure. With peak UV levels reaching 11 during midday hours, awareness of these fluctuations can help prevent sunburn and long-term skin damage. The tropical Aw climate of Cantuk Kidul brings significant daily UV exposure risks, particularly between 10 AM and 2 PM when UV radiation is at its strongest. Stay informed to enjoy the sun safely and maintain your skin health while embracing the beautiful outdoor lifestyle this region offers.
As the sun rises and begins to assert its strength, the UV Index increases rapidly throughout the morning. At 7:00 AM, it starts at a modest 2, but by 9:00 AM, it leaps to a notable 7. The peak intensity hits high noon, with 11 at both 11:00 AM and 12:00 PM, indicating a critical time for sun safety. After that, the index begins to drop, falling to 6 by 2:00 PM and further declining toward the evening, finally reaching 0 by 7:00 PM. This data starkly illustrates the importance of sun protection during the midday hours when UV exposure is at its most dangerous.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 11 | extreme | 10 min |
12:00 | 11 | extreme | 10 min |
13:00 | 9 | very high | 15 min |
14:00 | 6 | high | 25 min |
15:00 | 3 | moderate | 30 min |
16:00 | 1 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index experiences significant fluctuations throughout the year, consistently remaining in the extreme or very high categories from January to November, with levels peaking in October at 16. The high-risk months for UV exposure are identified as February, March, September, and October, when UV Index values regularly reach 15 or higher, making a burn time of just 10 minutes critical for unprotected skin. Residents and visitors should exercise caution during these months, seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly. Alongside June and July, which feature slightly lower indices of 10 and 11 respectively, they still demand vigilance due to the prolonged sunlight exposure characteristic of summer. Being informed and prepared can help prevent harmful effects from UV radiation throughout the year.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Surabaya UVI | 13 | 15 | 14 | 12 | 12 | 10 | 11 | 12 | 14 | 13 | 13 | 13 |
Bekasi UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
Jakarta UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
Medan UVI | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |
Cantuk Kidul | 14 | 15 | 15 | 14 | 12 | 10 | 11 | 13 | 15 | 16 | 14 | 14 |